201 datasets found
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Federal
Transient Electromagnetics, Passive Seismic, and Borehole Electromagnetics, Gamma, and Nuclear Magnetic Resonance Methods to Characterize Glacial Sediments in East Falmouth, Massachusetts, Near Nantucket Sound
Department of the Interior —
On June 5, 2015, transient electromagnetic (TEM) data were acquired on the baseball field at the East Falmouth, Massachusetts Elementary School approximately 30 m... -
Federal
Electrical resistivity tomography (ERT) data
Department of the Interior —
Surface electrical resistivity tomography (ERT), electromagnetic induction (EMI), and self-potential (SP) data were acquired March 9 - 20, 2018 by the U.S. Geological... -
Federal
A dataset of scanned historical well and geophysical logs from 229 counties in Texas, 1918–2020 (ver. 2.1, September 2025)
Department of the Interior —
An extensive archive containing more than 15,000 historical (1918–2020) geophysical logs collected in conjunction with studies done by various entities and more than... -
Federal
Airborne Electromagnetic (AEM) Survey Inventory
Department of the Interior —
The U.S. Geological Survey (USGS) has been engaged in airborne electromagnetics (AEM) since the 1970s, playing a role in the development of early acquisition systems,... -
Federal
Airborne electromagnetic and magnetic survey, western Hualapai Indian Reservation near Grand Canyon West and Peach Springs, Arizona, 2018: Inverted resistivity models
Department of the Interior —
Airborne electromagnetic (AEM) and magnetic survey data were collected during March 2018 along 1,637 line kilometers over the western Hualapai Indian Reservation and... -
Federal
Airborne electromagnetic and magnetic survey of Illinois River Basin, 2023
Department of the Interior —
Airborne electromagnetic (AEM) and magnetic survey data were collected during January and February 2023 over a distance of 3,799.3 line kilometers covering the... -
Federal
Water-borne continuous resistivity profiling data from select streams of the Mississippi Alluvial Plain in northwestern Mississippi
Department of the Interior —
This data release consists of two different datasets, waterborne resistivity profiling data and water quality data collected during profiling. In fresh water... -
Federal
Airborne electromagnetic and magnetic survey data, northeast Wisconsin (ver. 1.1, June 2022)
Department of the Interior —
Airborne electromagnetic (AEM) and magnetic survey data were collected during January and February 2021 over a distance of 3,170 line kilometers in northeast... -
Federal
Towed transient electromagnetic (tTEM) surveys adjacent to the Tallahatchie River near Shellmound, Mississippi
Department of the Interior —
Towed transient electromagnetic (tTEM) data were acquired adjacent to the Tallahatchie River during March 2018. During the survey, approximately 35 line-kilometers... -
Federal
Helicopter electromagnetic and magnetic survey data and maps, northern Bexar County, Texas
Department of the Interior —
Flight-line data release for a helicopter electromagnetic (HEM) and magnetic geophysical survey flown in early December 2003, in Northern Bexar County, Texas. The... -
Federal
Transient Electromagnetics, Passive Seismic, and Borehole Electromagnetics, Gamma, and Nuclear Magnetic Resonance Methods to Characterize Glacial Sediments in East Falmouth, Massachusetts, Near Nantucket Sound
Department of the Interior —
In March 2016, the U.S. Geological Survey drilled a borehole, MA-FSW-750, through the unconsolidated sediments and 1.5 m into the bedrock in East Falmouth,... -
Federal
Permafrost Mapping in Two Wetland Systems North of the Tanana River in Interior Alaska 2014, ERT Data Inversions
Department of the Interior —
Surface-based 2D electrical resistivity tomography (ERT) surveys were used to investigate the distribution of permafrost at wetland sites on the alluvial plain north... -
Federal
Airborne Geophysical Survey Inventory of the Conterminous United States, Alaska, Hawaii, and Puerto Rico (ver. 4.0, April 2023)
Department of the Interior —
This data release is a compilation of the locations of airborne geophysical surveys in the United States. The inventory documents public airborne geophysical surveys... -
Federal
Airborne electromagnetic and magnetic survey data, Western Yukon Flats, Alaska, February 2016
Department of the Interior —
Airborne electromagnetic (AEM) and magnetic survey data were collected during February 2016 along 300 line kilometers in the western Yukon Flats near Stevens Village,... -
Federal
Airborne electromagnetic and magnetic survey data, southeastern San Joaquin Valley near Cawelo, California, 2016
Department of the Interior —
Airborne electromagnetic (AEM) and magnetic survey data were collected during October 2016 over a total distance of 262 line kilometers in the southeastern San... -
Federal
Surface geophysical data from Ollalie North springs, west-central Oregon
Department of the Interior —
Surface electrical resistivity tomography (ERT) data were collected in September of 2018 near Ollalie North springs in the upper McKenzie River watershed of west-... -
Federal
Electrical resistivity tomography data on irrigated fields, Fort Irwin National Training Center, California, 2019-2020
Department of the Interior —
The U.S. Army Fort Irwin National Training Center (NTC), approximately 35 miles north-northeast of Barstow, California, obtains all of its potable water supply from... -
Federal
Unprocessed ground-based EM survey data
Department of the Interior —
Shallow soil characteristics were mapped near Shellmound, Mississippi, using the DualEM 421 electromagnetic sensor in October 2018. Data were acquired by towing the... -
Federal
Mississippi Alluvial Plain (MAP): Streambed Properties & Connectivity
Department of the Interior —
Electrical resistivity results from four regional airborne electromagnetic (AEM) surveys (Burton et al. 2024, Hoogenboom et al. 2023, Minsley et al. 2021, Burton et... -
Federal
Time-Domain Electromagnetic Data Collected in the U.S. Part of the Mesilla Basin/Conejos-Médanos Aquifer System in Doña Ana County, New Mexico, and El Paso County, Texas, November 2012
Department of the Interior —
The transboundary Mesilla Basin/Conejos-Médanos aquifer system was identified as one of the priority transboundary aquifer systems for additional study by the United...
201 datasets found